/// <summary>
/// Init the annotations on the map from a set of exhibits anr/or a route.
/// </summary>
/// <param name="exhibitSet">The set of exhibits.</param>
/// <param name="route">The route.</param>
private void InitAnnotations(ExhibitSet exhibitSet, Route route)
{
if (exhibitSet != null)
{
foreach (var exhibit in exhibitSet)
{
var annotation = new ExhibitAnnotation(exhibit.Location.Latitude, exhibit.Location.Longitude, exhibit.Id,
exhibit.Name);
Control.AddAnnotation(annotation);
}
}
if (route != null)
{
foreach (Waypoint routeWaypoint in route.Waypoints)
{
if (exhibitSet == null || !exhibitSet.Contains(routeWaypoint.Exhibit))
{
var annotation = new ExhibitAnnotation(routeWaypoint.Location.Latitude, routeWaypoint.Location.Longitude, routeWaypoint.Exhibit.Id,
routeWaypoint.Exhibit.Name);
Control.AddAnnotation(annotation);
}
}
}
if (osmMap.GpsLocation != null)
{
userAnnotation = new UserAnnotation(osmMap.GpsLocation.Latitude, osmMap.GpsLocation.Longitude);
}
}
private void Marker_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
Marker marker = sender as Marker;
if (e.PropertyName == "Center")
{
Markers[marker].SetCoordinate(new CLLocationCoordinate2D(marker.Center.Latitude, marker.Center.Longitude));
}
Control.RemoveAnnotation(Markers[marker]);
Control.AddAnnotation(Markers[marker]);
}
private void UpdatePins()
{
Control.RemoveAnnotations(Control.Annotations);
IList <IMapModel> pins = Element.Items;
foreach (IMapModel current in pins)
{
var pin = new CustomAnnotation(current);
Control.AddAnnotation(pin);
}
}
public void AddPin(IMapPin pin)
{
var mapPin = new UnifiedPointAnnotation
{
Data = pin,
Title = pin.Title,
Subtitle = pin.Snippet,
Coordinate = new CLLocationCoordinate2D(pin.Location.Latitude, pin.Location.Longitude)
};
// pin.Id = mapPin;
Control.AddAnnotation(mapPin);
}
private void UpdatePins()
{
Control.RemoveAnnotations(Control.Annotations);
IList <ExtendedPin> pins = Element.ItemsSource?.Cast <ExtendedPin>().ToList();
if (pins != null)
{
foreach (ExtendedPin current in pins)
{
Control.AddAnnotation(new CustomAnnotation(current));
}
}
}
private void AddMarker(Marker marker)
{
if (marker is Polyline)
{
AddPolyline(marker as Polyline);
return;
}
MarkerAnnotation annotation = new MarkerAnnotation(marker);
Control.AddAnnotation(annotation);
Markers.Add(marker, annotation);
marker.PropertyChanged += Marker_PropertyChanged;
}
/// <summary>
/// React to changes of the gps position.
/// </summary>
/// <param name="location">The position that changed.</param>
private void OnGpsLocationChanged(GeoLocation location)
{
if (location != null)
{
// update user location
if (userAnnotation != null)
{
Control.RemoveAnnotation(userAnnotation);
}
userAnnotation = new UserAnnotation(location.Latitude, location.Longitude);
Control.AddAnnotation(userAnnotation);
if (osmMap.ShowNavigation)
{
UpdateRoute();
}
}
}
